Posts Tagged ‘cisco router’

IOS: Let Me Truncate That Password For You.

Jan

2012

When I configured this Cisco router (IOS version 15.0(1)M5) with dynamic dns, it failed to properly update its public IP address on the dynamic dns site. Turning on debugging (debug ip ddns update) revealed an authentication issue:*Jan 20 22:53:55.591: HTTPDNSUPD: DATA START badauthA simple test confirmed what I suspected: IOS truncates the password. In can’t […]

Category Security Written by Didier Stevens 0 Comments

Calculating a SSH Fingerprint From a (Cisco) Public Key

Jan

2012

I’m sure some of you verify SSH fingerprints before you use a SSH server for the first time. You obtain the fingerprint via another channel, and you compare it with the fingerprint your SSH client presents you.But have you done this with Cisco devices too? Recently I tried to obtain the SSH fingerprint of a […]

Category Security Written by Didier Stevens 0 Comments

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Posts Tagged ‘cisco router’

IOS: Let Me Truncate That Password For You.

Calculating a SSH Fingerprint From a (Cisco) Public Key

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